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These four lessons will walk you through how to manage statistical power. One hour and 30 minutes is your time investment for mastering the challenging topics such as the standard deviation!
Part 2: Managing Statistical Power
Lesson 1:¿ Alpha in Chart of t values
Lesson 2:¿ The standard error of mean: Standard deviation and sample size
Lesson 3:¿ Directional and nondirectional tests reviewed
Lesson 4:¿ Visual recap of how sample size, alpha, directionality mean difference influence power